Automation System
Direct Numerical Control means:

None of these
complete elimination of a need for a human operator.
using several computers to control one large machine
using one computer to control several machines
eliminating computers from the manufacturing process

ANSWER DOWNLOAD EXAMIANS APP

Automation System
What is the process lag?

The lag in the error signal when the setpoint is changed.
The time it takes for the mass of the process to respond to an input change.
The time it takes for the sensor to respond to a changed.
All of these
None of these

ANSWER DOWNLOAD EXAMIANS APP

Automation System
Light sensors:

never use infrared light as light source
work in direct sunlight
None of these
come in a wide variety of mounting styles
cannot be used a s limit switches.

ANSWER DOWNLOAD EXAMIANS APP